<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h1>weige.com</h1>
    <script src="01.js" >
//   for(let i=0;i<10;i++){
//       console.log(i);
// var name="唐玮",age="20"
//      console.log(name);
//      console.log(age);

  func();//引用方法
var name="唐玮"
 console.log(typeof name);//String
 web=25 
 console.log(typeof web ); //number
web={}
console.log(typeof web);//object

    </script>
</body>
</html>